Finding the Fourth Proportional to 20,233.98, 30,330.18 and 7,751.10

Step by Step Solution

1. Step 1: Write the proportion equation
   20,233.98 : 30,330.18 = 7,751.10 : x
2. Step 2: Convert to fraction form
   20,233.98/30,330.18 = 7,751.10/x
3. Step 3: Cross multiply
   20,233.98x = 30,330.18 × 7,751.10
4. Step 4: Simplify right side
   20,233.98x = 235,092,258.20
5. Step 5: Solve for x
   x = 235,092,258.20/20,233.98
6. Step 6: Final answer
   x = 11,618.69